A car (1) comprising: a car body (7); and a rear spoiler (19) that is integral with the car body (7), is arranged in a rear position and projects from the outline of the car body (7) to deflect the air flow upwards so that the air flow skims over an upper ...

A power unit for a vehicle, such as an automobile, includes an internal combustion engine 1 as a prime mover for the vehicle, a generator 3, and a Stirling engine 4 for driving the generator 3. The Stirling engine 4 uses the exhaust gas discharged by the i...

The propulsion unit - suitable for vehicles, vessels or other applications - comprises: a structure (1) movable by the effect of a series of thrusts; an element (3) rotating about a fixed column (5) of said movable structure (1); on said element (3) two op...